Hatz makes a nice aircooled diesel, about 10hp, the changfa (185=9HP,
195=13.38HP, 1115= 22HP) is a better solution.
Steve Spence
Renewable energy and self sufficiency
http://www.green-trust.orghttp://arduinotronics.blogspot.com/On 11/01/2010 01:16 PM, dfdines wrote:
>
>
> I have a 1973 Cal 29 that I own with a partner. It has a 1 cyl Farymann
> 12 hp diesel that works, but needs lots of attention. We both agree that
> we should replace it to get more power and less vibration and noise. I
> would like to put in electric for noise, smell and maintenance reasons.
> His main concern is range so he is leaning towards a diesel. We agree
> that if we go electric, it should be to be able to motor from
> Provincetown through the cape cod canal, at about 5 kts, about 30 nm in
> total, and there is often a good breeze on the nose. Electric Vehicle of
> America did a proposal for me that said it would take about 60 amps to
> drive the boat at 5 kts (using their EY QuieTorque ibl180 motor). That
> said, even a 400 ah battery bank would not get us through the canal
> (assuming 80% DOD). I was hoping to avoid the extra money, weight and
> maintenance for a genset, but it seems that this is the only way to make
> this type of trip. (For typical daysailing off the mooring, I was
> considering the Airbreeze Marine from Hamilton Ferris, which seems like
> it would be more than sufficient).
>
> So it will come down to the trade off on cost between another diesel and
> an electric with a genset and my guess is that the payback on the
> electric/genset combo would be pretty long.
>
> Any advice on design, wind turbines, gensets and vendors in general
> would be appreciated.
>
> David
>
>
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